cloud-doc

Cloud computing advantages

1. Data center provided by network

2. You pay just what you use

3. Bottleneck: many computers to satisfy the need of data

4. Support - expertise - paid for as a service

5. Secure, reliable, scalable

Cloud computing stack

1. SAAS(system as a service): availability of a specific software through the cloud

2. PAAS(platform as a service): availability of development softwares

3. IAAS(infrastructure as a service): availability of CPU + hardware through the cloud